Syrian Kurdish-led forces backed by the United States declared victory over the Islamic State group in its former "capital" of Raqqa on Friday, declaring the northern Syrian city free of any extremist...

Islamic State militants have carried out a deadly attack on U.S.-backed forces in Syria, killing and wounding many fighters and civilians, Syrian monitors and an IS-linked media outlet said Friday.
...

The capture of a key Syrian town and a nearby dam from Islamic State group militants by Syrian Kurdish-led forces undermines the IS’s ability to defend its de facto capital, Raqqa and disrupts its abi...